GNU Radio 2.x: ot_posix.h Source File

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# ot_posix.h

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    00001 //                              Package : omnithread
    00002 // omnithread/posix.h           Created : 7/94 tjr
    00003 //
    00004 //    Copyright (C) 1994,1995,1996, 1997 Olivetti & Oracle Research Laboratory
    00005 //
    00006 //    This file is part of the omnithread library
    00007 //
    00008 //    The omnithread library is free software; you can redistribute it and/or
    00009 //    modify it under the terms of the GNU Library General Public
    00010 //    License as published by the Free Software Foundation; either
    00011 //    version 2 of the License, or (at your option) any later version.
    00012 //
    00013 //    This library is distributed in the hope that it will be useful,
    00014 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    00015 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00016 //    Library General Public License for more details.
    00017 //
    00018 //    You should have received a copy of the GNU Library General Public
    00019 //    License along with this library; if not, write to the Free
    00020 //    Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
    00021 //    02111-1307, USA
    00022 //
    00023 //
    00024 // OMNI thread implementation classes for posix threads
    00025 //
    00026
    00027 #ifndef __omnithread_posix_h_
    00028 #define __omnithread_posix_h_
    00029
    00030 #if defined(__alpha__) && defined(__osf1__) || defined(__hpux__)
    00031 // stop unnecessary definitions of TRY, etc on OSF
    00032 #ifndef EXC_HANDLING
    00033 #define EXC_HANDLING
    00034 #endif
    00035 #endif
    00036
    00037 #ifndef __POSIX_NT__
    00038 #  include <pthread.h>
    00039 #else
    00040 #  ifndef WIN32_LEAN_AND_MEAN
    00041 #    define WIN32_LEAN_AND_MEAN
    00042 #    define OMNI_DEFINED_WIN32_LEAN_AND_MEAN
    00043 #  endif
    00044 #  include <windows.h>
    00045 #  include "pthread_nt.h"
    00046 #  ifdef OMNI_DEFINED_WIN32_LEAN_AND_MEAN
    00047 #    undef WIN32_LEAN_AND_MEAN
    00048 #    undef OMNI_DEFINED_WIN32_LEAN_AND_MEAN
    00049 #  endif
    00050 #endif
    00051
    00052 extern "C" void* omni_thread_wrapper(void* ptr);
    00053
    00054 #define OMNI_MUTEX_IMPLEMENTATION                       \
    00055     pthread_mutex_t posix_mutex;
    00056
    00057 #define OMNI_MUTEX_LOCK_IMPLEMENTATION                  \
    00058     pthread_mutex_lock(&posix_mutex);
    00059
    00060 #define OMNI_MUTEX_UNLOCK_IMPLEMENTATION                \
    00061     pthread_mutex_unlock(&posix_mutex);
    00062
    00063 #define OMNI_CONDITION_IMPLEMENTATION                   \
    00064     pthread_cond_t posix_cond;
    00065
    00066 #define OMNI_SEMAPHORE_IMPLEMENTATION                   \
    00067     omni_mutex m;                                       \
    00068     omni_condition c;                                   \
    00069     int value;
    00070
    00071 #define OMNI_THREAD_IMPLEMENTATION                      \
    00072     pthread_t posix_thread;                             \
    00073     static int posix_priority(priority_t);              \
    00074     friend void* omni_thread_wrapper(void* ptr);
    00075
    00076 #endif